Home / 104,877.75-144,720.51-58,930.10

Finding the Fourth Proportional to 104,877.75, 144,720.51 and 58,930.10

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Solution

The fourth proportional to 104,877.75, 144,720.51 and 58,930.10 is: 81,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,877.75 : 144,720.51 = 58,930.10 : x
  2. Step 2: Convert to fraction form
    104,877.75/144,720.51 = 58,930.10/x
  3. Step 3: Cross multiply
    104,877.75x = 144,720.51 × 58,930.10
  4. Step 4: Simplify right side
    104,877.75x = 8,528,393,402.75
  5. Step 5: Solve for x
    x = 8,528,393,402.75/104,877.75
  6. Step 6: Final answer
    x = 81,317.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.